diff options
Diffstat (limited to 'bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0471-media-i2c-ov10640-add-fps-setup.patch')
| -rw-r--r-- | bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0471-media-i2c-ov10640-add-fps-setup.patch | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0471-media-i2c-ov10640-add-fps-setup.patch b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0471-media-i2c-ov10640-add-fps-setup.patch new file mode 100644 index 00000000..cf009e51 --- /dev/null +++ b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0471-media-i2c-ov10640-add-fps-setup.patch @@ -0,0 +1,104 @@ +From 969dff5e0dbd9ad6b289073410dbd3013ccd5e31 Mon Sep 17 00:00:00 2001 +From: Vladimir Barinov <vladimir.barinov@cogentembedded.com> +Date: Mon, 10 Feb 2020 21:09:29 +0300 +Subject: [PATCH] media: i2c: ov10640: add fps setup + +This adds framerate change support for OV10640 imager + +Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> +--- + drivers/media/i2c/soc_camera/ov10640.c | 50 ++++++++++++++++++++++++++++++++++ + 1 file changed, 50 insertions(+) + +diff --git a/drivers/media/i2c/soc_camera/ov10640.c b/drivers/media/i2c/soc_camera/ov10640.c +index fab2c0d..0af091e 100644 +--- a/drivers/media/i2c/soc_camera/ov10640.c ++++ b/drivers/media/i2c/soc_camera/ov10640.c +@@ -38,6 +38,7 @@ struct ov10640_priv { + struct media_pad pad; + struct v4l2_rect rect; + int subsampling; ++ int fps_numerator; + int fps_denominator; + int init_complete; + u8 id[6]; +@@ -51,6 +52,7 @@ struct ov10640_priv { + int port; + int gpio_resetb; + int gpio_fsin; ++ int vts; + }; + + static inline struct ov10640_priv *to_ov10640(const struct i2c_client *client) +@@ -276,6 +278,51 @@ static int ov10640_g_mbus_config(struct v4l2_subdev *sd, + return 0; + } + ++static int ov10640_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms) ++{ ++ struct i2c_client *client = v4l2_get_subdevdata(sd); ++ struct ov10640_priv *priv = to_ov10640(client); ++ struct v4l2_captureparm *cp = &parms->parm.capture; ++ ++ if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) ++ return -EINVAL; ++ ++ memset(cp, 0, sizeof(struct v4l2_captureparm)); ++ cp->capability = V4L2_CAP_TIMEPERFRAME; ++ cp->timeperframe.numerator = priv->fps_numerator; ++ cp->timeperframe.denominator = priv->fps_denominator; ++ ++ return 0; ++} ++ ++static int ov10640_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *parms) ++{ ++ struct i2c_client *client = v4l2_get_subdevdata(sd); ++ struct ov10640_priv *priv = to_ov10640(client); ++ struct v4l2_captureparm *cp = &parms->parm.capture; ++ int ret = 0; ++ ++ if (parms->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) ++ return -EINVAL; ++ if (cp->extendedmode != 0) ++ return -EINVAL; ++ ++ if (priv->fps_denominator != cp->timeperframe.denominator || ++ priv->fps_numerator != cp->timeperframe.numerator) { ++ priv->vts = (OV10640_SENSOR_HEIGHT + 208) * 30 * cp->timeperframe.numerator / cp->timeperframe.denominator; ++ ++ reg16_write(client, 0x3012, 0); ++ reg16_write(client, 0x3082, priv->vts >> 8); ++ reg16_write(client, 0x3083, priv->vts & 0xff); ++ ret = reg16_write(client, 0x3012, 1); ++ ++ priv->fps_denominator = cp->timeperframe.numerator; ++ priv->fps_denominator = cp->timeperframe.denominator; ++ } ++ ++ return ret; ++} ++ + #ifdef CONFIG_VIDEO_ADV_DEBUG + static int ov10640_g_register(struct v4l2_subdev *sd, + struct v4l2_dbg_register *reg) +@@ -417,6 +464,8 @@ static const struct v4l2_ctrl_ops ov10640_ctrl_ops = { + static struct v4l2_subdev_video_ops ov10640_video_ops = { + .s_stream = ov10640_s_stream, + .g_mbus_config = ov10640_g_mbus_config, ++ .g_parm = ov10640_g_parm, ++ .s_parm = ov10640_s_parm, + }; + + static const struct v4l2_subdev_pad_ops ov10640_subdev_pad_ops = { +@@ -643,6 +692,7 @@ static int ov10640_probe(struct i2c_client *client, + priv->rect.top = 0; + priv->rect.width = OV10640_DEFAULT_WIDTH; + priv->rect.height = OV10640_DEFAULT_HEIGHT; ++ priv->fps_numerator = 1; + priv->fps_denominator = 30; + + v4l2_ctrl_handler_init(&priv->hdl, 4); +-- +2.7.4 + |